How eSIM Works

You keep having questions? Check our FAQ's below or contact us by chat.

Whats its an eSIM

An eSIM is an electronic SIM that allows you to activate a cellular plan from a carrier without needing a physical SIM card. You can add, remove, or change networks and data plans instantly. The SIM Profile is delivered to the device over the air (OTA) by scanning a QR Code.

KnowRoaming eSIM benefits
  • Connect to the fastest 4G LTE/3G cellular data networks
  • Coverage  in 200+countries and territories
  • No SIM Cards or contracts required
  • Switch between the home carrier and other networks instantly
  • Flexibility to activate the data you need and keep costs under control
Compatible Phones

KnowRoaming eSIM is supported in all unlocked eSIM compatible devices, including:

  • iOS: iPhone 13*, iPhone 13 Pro*, iPhone 13 Pro Max*, iPhone 13 Mini*, iPhone 12*, iPhone 12 Mini*, iPhone 12 Pro*, iPhone 12 Pro Max*, iPhone 11*, iPhone 11 Pro*, iPhone 11 Pro Max*, iPhone XS, iPhone XS Max*, iPhone XR*, iPhone SE (2020), iPad Air (3rd Gen), iPad Air (4th Gen), iPad Pro 11‑inch (1st Gen), iPad Pro 11‑inch (2nd Gen), iPad Pro 11-inch (3rd Gen), iPad Pro 12.9‑inch (3rd Gen), iPad Pro 12.9‑inch (4th Gen), iPad Pro 12.9-inch (5th Gen), iPad (7th Gen), iPad (8th Gen), iPad Mini (5th Gen)
*iPhone series: eSIM on iPhone 12, iPhone 12 Pro, iPhone 12 Pro Max, iPhone 11 series, iPhone 13 series, iPhone XS Max, and XR are not offered in China mainland, Hong Kong, and Macao.
  • Samsung: Samsung Galaxy Fold, Samsung Galaxy S21 Ultra 5G, Samsung Galaxy S21 5G, Samsung Galaxy S21+ 5G, Samsung Galaxy S20, Samsung Galaxy S20+, Samsung Galaxy Z Flip, Samsung Galaxy Z Flip3 5G, Samsung Galaxy Note 20+, Samsung Galaxy Note 20, Samsung Galaxy Note 20 Ultra, Samsung Galaxy Z Fold2
*Samsung S20 FE Series are not eSIM capable. Samsung S20 Series, Samsung Galaxy S21 5G Series, and Samsung Galaxy Z Flip 5G that originate from the USA are not eSIM capable. Samsung Note 20 Ultra and Samsung Galaxy Z Fold 2 originated from the USA and Hong Kong cannot be used with eSIMs as well. Samsung devices in Canada may not be eSIM capable. Please contact your carrier to ensure that your Samsung device is eSIM capable.
  • Google: Google Pixel 3 & 3 XL*, Google Pixel 3a & 3a XL*, Google Pixel 4, 4a & 4 XL, Google Pixel 5*
*Pixel series: Pixel 3 bought in Australia, Taiwan, and Japan are not eSIM compatible. Pixel 3 devices bought with service from any US or Canadian carriers other than Sprint and Google Fi don’t work with eSIM. Pixel 3a that is bought in South East Asia and with Verizon service is not eSIM compatible as well.
  • HAMMER: HAMMER Explorer PRO, HAMMER Blade 3, HAMMER Blade 5G, myPhone NOW eSIM
  • MOTOROLA: Motorola Razr 2019, Motorola Razr 5G
  • Huawei: Huawei P40, Huawei P40 Pro*, Huawei Mate 40 Pro
*Huawei P40 Pro+ is not compatible with eSIMs.
  • Others: Nuu Mobile X5, Gemini PDA 4G+Wi-Fi, OPPO Find X3 Pro*, Sony Xperia 10 III Lite
*eSIM support depends on carriers. Regions that do not support dual SIM cards: Australia (Telstra and Optus), Japan (KDDI). Functions available on the live network depend on the situations of the carrier’s network and related services deployment.
  • Windows 10:
    • ACER: Acer Swift 3, Acer Swift 7
    • ASUS: ASUS Mini Transformer T103HAF, ASUS NovaGo TP370QL, ASUS Vivobook Flip 14 TP401NA
    • Dell: Dell Latitude 9510, Dell Latitude 7410, Dell Latitude 7310, Dell Latitude 9410, Dell Latitude 7210 2-in-1
    • HP:  HP Elitebook G5, HP Probook G5, HP Zbook G5, HP Spectre Folio 13
    • LENOVO: Lenovo Yoga C630, Lenovo Miix 630, Lenovo Yoga 520, Lenovo Yoga 720 convertible laptops
    • SURFACE: Surface Go 2, Surface Pro X, Surface Pro 5 LTE Advanced
How to set up your eSIM - iPhone
  • Buy the eSIM data plan for your destination at knowroaming.com,
  • Receive the eSIM QR code
  • Setup your eSIM profile as follows:
  1. Go to your device Settings > Cellular or Mobile Data > Add Cellular Plan
  2. Scan the QR code provided by KnowRoaming
  3. Tap Add Cellular Plan
  4. Choose Secondary Label and change the name to KnowRoaming
  5. Select the option for ‘Use KnowRoaming for cellular data only’ and tap Continue
  6. Select the option for ‘Use Primary as the preferred line’ and tap Done
  7. Add the APN Name*: Tap on KnowRoaming eSIM > Cellular Data Network> Cellular Data > Add APN 

Data Packages

APN Name

Auto APN

Asia Pacific Plans

kroly

No

Europe & USA Plans

internet

Yes

Global Plans

rh

No

Data roaming must be enabled to use the KnowRoaming eSIM.

How to set up your eSIM - Android
  • Buy the eSIM data plan for your destination at knowroaming.com,
  • Receive the eSIM QR code
  • Setup your eSIM profile as follows:
  1. Go to your device Settings > Network & Internet > Mobile Network
  2. Tap Don’t have the SIM card? > Download your SIM > Tap Next
  3. Scan the QR code provided by KnowRoaming
  4. Tap Activate
  5. Tap Telna or KnowRoaming
  6. Add the APN Name: Tap on Advanced > Tap Access Point Names > Add APN name by clicking the three dots symbol   > Add New APN > Enter APN Name >Save APN >APN is selected and ready to use

Data Packages

APN Name

Auto APN

Asia Pacific Plans

kroly

No

Europe & USA Plans

internet

Yes

Global Plans

rh

No

Data roaming must be enabled to use the KnowRoaming eSIM.

    How can I purchase the KnowRoaming eSIM? 

    The KnowRoaming eSIM can be purchased on knowroaming.com. You will receive a QR code via email. After that, please follow the setup instructions.

    Are voice and SMS available with the eSIM?

    The KnowRoaming eSIM offers data services. In your dual-sim iPhone, you can use voice and SMS from your home carrier while using unthrottled affordable data with your KnowRoaming eSIM.

    How do I add more data plans?

    You can buy additional data plans on knowroaming.com and follow the instructions to set up your eSIM profile and the new plan.

    Please remember to remove the eSIM profile from your device after you are done using it.

    How can I remove the eSIM profile once my data plan is expired?
    • Go to Settings > Cellular.
    • Tap the eSIM you want to erase.
    • Tap Remove Cellular Plan.

    After deleting the eSIM, you can buy new data plans from knowroaming.com when needed and set up your profile.

    How can I do if I lose my eSIM QR Code?

    QR codes can only be scanned once.  If you have any issues, please contact our Support Team at  +1-8888-357-7347 or esim@knowroaming.com